What color is #0B122D?

#0B122D is a very dark blue. In RGB it is rgb(11, 18, 45), and in HSL hsl(228, 61%, 11%).

Is #0B122D accessible as text?

On white, #0B122D has a contrast ratio of 18.44:1 (passes WCAG AA for body text); on black it is 1.14:1 (fails). For text placed on #0B122D, use white for the best readability.

What is the closest Tailwind color to #0B122D?

The nearest Tailwind CSS token is mauve-900 (#1D161E).

What colors go well with #0B122D?

#0B122D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2D260B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #0B122D below.

Is #0B122D good for buttons?

#0B122D works well for buttons and highlights, but use white text on #0B122D — black text only reaches 1.14:1, below the 4.5:1 needed for normal-size labels.

Is #0B122D the same as CSS midnightblue?

No — #0B122D is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#0B122D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #0B122D

Not just a swatch — here's how #0B122D works with other colors. Named schemes with #0B122D in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #0B122D Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Graphite opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #0B122D Secondary #AEB4B8 Surface #F1F2F0 Support #7D92A7 Anchor #2E3236

Graphite keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Signal #0B122D Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #27304B

Graphite is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Graphite.

Vintage Leather Lead · 5 colors

Lead #0B122D Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #582239

Graphite plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #0B122D Secondary #323641 Support #9D8F88 Ink #18140F

Graphite is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Graphite carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #0B122D actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 37/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 20/100

Low

Firm and assertive — carries weight and contrast.

Depth 78/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 78/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 21/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 10/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 56/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #0B122D

For UI

For branding

For interior

For fashion

People also use #0B122D with

Charcoal Graphite Bistre Gainsboro Gunmetal Gray

UI roles & guardrails

Primary action Safe as a filled button with white label. AAA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 18.4:1. Use

Subtle surface Use #BEC6E6 for cards and hover fills. Tint 80

Avoid beside #100B2D — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #0B122D at work across the surfaces designers actually ship.

Website / UI

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #0B122D;
  --color-base-rgb: 11 18 45;
  --color-base-oklch: oklch(19.3% 0.055 269.7);
  --color-50: #F2F4FC;
  --color-100: #DDE3F8;
  --color-200: #BDC7EF;
  --color-300: #90A0DF;
  --color-400: #677BCB;
  --color-500: #455AB0;
  --color-600: #3B4A87;
  --color-700: #2F3960;
  --color-800: #22283F;
  --color-900: #161A27;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  graphite: {
    50: '#F2F4FC',
    100: '#DDE3F8',
    200: '#BDC7EF',
    300: '#90A0DF',
    400: '#677BCB',
    500: '#455AB0',
    600: '#3B4A87',
    700: '#2F3960',
    800: '#22283F',
    900: '#161A27',
  },
}

$base: #0B122D;
$base-ink: #FFFFFF;
$base-50: #F2F4FC;
$base-100: #DDE3F8;
$base-200: #BDC7EF;
$base-300: #90A0DF;
$base-400: #677BCB;
$base-500: #455AB0;
$base-600: #3B4A87;
$base-700: #2F3960;
$base-800: #22283F;
$base-900: #161A27;
$base-hover: #090E24;
$base-subtle: #9BA8DA;

{
    "color": {
        "base": {
            "value": "#0B122D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F4FC",
                "type": "color"
            },
            "100": {
                "value": "#DDE3F8",
                "type": "color"
            },
            "200": {
                "value": "#BDC7EF",
                "type": "color"
            },
            "300": {
                "value": "#90A0DF",
                "type": "color"
            },
            "400": {
                "value": "#677BCB",
                "type": "color"
            },
            "500": {
                "value": "#455AB0",
                "type": "color"
            },
            "600": {
                "value": "#3B4A87",
                "type": "color"
            },
            "700": {
                "value": "#2F3960",
                "type": "color"
            },
            "800": {
                "value": "#22283F",
                "type": "color"
            },
            "900": {
                "value": "#161A27",
                "type": "color"
            }
        }
    }
}